xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ARM: u300: move the gated system controller clocks to DT

Browse Source 
This moves the slow, fast, AHB bridge and "rest" clocks on
the U300 system controller over to registration from the
device tree.

Acked-by: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij
2013-05-23 15:42:33 +02:00
parent 2165f836c8
commit bba5f2cc2f
4 changed files with 418 additions and 110 deletions
Download Patch File Download Diff File Expand all files Collapse all files

149
arch/arm/boot/dts/ste-u300.dts
View File

@@ -43,6 +43,49 @@
compatible = "fixed-clock";
clock-frequency = <13000000>;
};
/* Slow bridge clocks under PLL13 */
slow_clk: slow_clk@13M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <0>; /* Slow */
clock-id = <0>;
clocks = <&pll13>;
};
uart0_clk: uart0_clk@13M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <0>; /* Slow */
clock-id = <1>;
clocks = <&slow_clk>;
};
gpio_clk: gpio_clk@13M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <0>; /* Slow */
clock-id = <4>;
clocks = <&slow_clk>;
};
rtc_clk: rtc_clk@13M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <0>; /* Slow */
clock-id = <6>;
clocks = <&slow_clk>;
};
apptimer_clk: app_tmr_clk@13M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <0>; /* Slow */
clock-id = <7>;
clocks = <&slow_clk>;
};
acc_tmr_clk@13M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <0>; /* Slow */
clock-id = <8>;
clocks = <&slow_clk>;
};
pll208: pll208@208M {
#clock-cells = <0>;
compatible = "fixed-clock";
@@ -55,6 +98,13 @@
clock-mult = <1>;
clocks = <&pll208>;
};
cpu_clk@208M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <2>; /* Rest */
clock-id = <3>;
clocks = <&app208>;
};
app104: app_104_clk@104M {
#clock-cells = <0>;
compatible = "fixed-factor-clock";
@@ -62,6 +112,13 @@
clock-mult = <1>;
clocks = <&pll208>;
};
semi_clk@104M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <2>; /* Rest */
clock-id = <9>;
clocks = <&app104>;
};
app52: app_52_clk@52M {
#clock-cells = <0>;
compatible = "fixed-factor-clock";
@@ -69,6 +126,49 @@
clock-mult = <1>;
clocks = <&pll208>;
};
/* AHB subsystem clocks */
ahb_clk: ahb_subsys_clk@52M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <2>; /* Rest */
clock-id = <10>;
clocks = <&app52>;
};
intcon_clk@52M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <2>; /* Rest */
clock-id = <12>;
clocks = <&ahb_clk>;
};
emif_clk@52M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <2>; /* Rest */
clock-id = <5>;
clocks = <&ahb_clk>;
};
dmac_clk: dmac_clk@52M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <2>; /* Rest */
clock-id = <4>;
clocks = <&app52>;
};
fsmc_clk: fsmc_clk@52M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <2>; /* Rest */
clock-id = <6>;
clocks = <&app52>;
};
xgam_clk: xgam_clk@52M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <2>; /* Rest */
clock-id = <8>;
clocks = <&app52>;
};
app26: app_26_clk@26M {
#clock-cells = <0>;
compatible = "fixed-factor-clock";
@@ -76,6 +176,42 @@
clock-mult = <1>;
clocks = <&app52>;
};
/* Fast bridge clocks */
fast_clk: fast_clk@26M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <1>; /* Fast */
clock-id = <0>;
clocks = <&app26>;
};
i2c0_clk: i2c0_clk@26M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <1>; /* Fast */
clock-id = <1>;
clocks = <&fast_clk>;
};
i2c1_clk: i2c1_clk@26M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <1>; /* Fast */
clock-id = <2>;
clocks = <&fast_clk>;
};
mmc_pclk: mmc_p_clk@26M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <1>; /* Fast */
clock-id = <5>;
clocks = <&fast_clk>;
};
spi_clk: spi_p_clk@26M {
#clock-cells = <0>;
compatible = "stericsson,u300-syscon-clk";
clock-type = <1>; /* Fast */
clock-id = <6>;
clocks = <&fast_clk>;
};
};
timer: timer@c0014000 {
@@ -83,6 +219,7 @@
reg = <0xc0014000 0x1000>;
interrupt-parent = <&vica>;
interrupts = <24 25 26 27>;
clocks = <&apptimer_clk>;
};
gpio: gpio@c0016000 {
@@ -90,6 +227,7 @@
reg = <0xc0016000 0x1000>;
interrupt-parent = <&vicb>;
interrupts = <0 1 2 18 21 22 23>;
clocks = <&gpio_clk>;
interrupt-names = "gpio0", "gpio1", "gpio2", "gpio3",
"gpio4", "gpio5", "gpio6";
interrupt-controller;
@@ -116,6 +254,7 @@
reg = <0xc0017000 0x1000>;
interrupt-parent = <&vicb>;
interrupts = <10>;
clocks = <&rtc_clk>;
};
dmac: dma-controller@c00020000 {
@@ -125,6 +264,7 @@
interrupts = <2>;
#dma-cells = <1>;
dma-channels = <40>;
clocks = <&dmac_clk>;
};
/* A NAND flash of 128 MiB */
@@ -138,6 +278,7 @@
<0x80010000 0x4000>; /* NAND Base CMD */
reg-names = "fsmc_regs", "nand_data", "nand_addr", "nand_cmd";
nand-skip-bbtscan;
clocks = <&fsmc_clk>;
partition@0 {
label = "boot records";
@@ -158,6 +299,7 @@
reg = <0xc0004000 0x1000>;
interrupt-parent = <&vicb>;
interrupts = <8>;
clocks = <&i2c0_clk>;
#address-cells = <1>;
#size-cells = <0>;
ab3100: ab3100@0x48 {
@@ -235,6 +377,7 @@
reg = <0xc0005000 0x1000>;
interrupt-parent = <&vicb>;
interrupts = <9>;
clocks = <&i2c1_clk>;
#address-cells = <1>;
#size-cells = <0>;
fwcam0: fwcam@0x10 {
@@ -270,6 +413,8 @@
reg = <0xc0013000 0x1000>;
interrupt-parent = <&vica>;
interrupts = <22>;
clocks = <&uart0_clk>, <&uart0_clk>;
clock-names = "apb_pclk", "uart0_clk";
dmas = <&dmac 17 &dmac 18>;
dma-names = "tx", "rx";
};
@@ -288,6 +433,8 @@
reg = <0xc0001000 0x1000>;
interrupt-parent = <&vicb>;
interrupts = <6 7>;
clocks = <&mmc_pclk>;
clock-names = "apb_pclk";
max-frequency = <24000000>;
bus-width = <4>; // SD-card slot
mmc-cap-mmc-highspeed;
@@ -304,6 +451,8 @@
reg = <0xc0006000 0x1000>;
interrupt-parent = <&vica>;
interrupts = <23>;
clocks = <&spi_clk>, <&spi_clk>;
clock-names = "apb_pclk", "spi_clk";
dmas = <&dmac 27 &dmac 28>;
dma-names = "tx", "rx";
num-cs = <3>;